Purple Aluminum Race Racing Turbo Engine Oil Line Catch Resevoir Can/Tank Cap Vital for any turbo application. This item is 7" long , 3.1" tall, 2.5" wide. Volume of the oil catch can is just over 600mL. End caps and port nipples are removable for a custom fit. Made from high end weapons grade 6061 aluminium with laser etching along the side.